Diameter: 5 in.

Length: 4 5/8 in.

Top Hole: 2 1/8 in.

Bottom Hole: 2 3/16 in.

OEM: Pentair Pool Products - Rainbow Plastics

Unicel: C-4401

Filbur: FC-2386

Single Filter Only

Dynamic Series IV - Model DSF 35, Waterway

Warranty Coverage: Replacement Filter Cartridges come with a 30 Day Limited Manufacturers Warranty. The manufacturer of these filter cartridges warrants their filter cartridges against defects on workmanship and materials. This warranty will be void if the filter cartridges become damaged as a result of improper installation or use. Warranty does not cover labour charges, cost of lost water or chemicals, or any other damages that may occur.